ncl_asyncio
int ncl_asyncio(struct nfsmount *, struct buf *, struct kauth_cred *,
if (ncl_asyncio(nmp, rabp, cred, td)) {
if (ncl_asyncio(nmp, rabp, cred, td)) {
error = ncl_asyncio(nmp, bp, NOCRED, td);
ncl_asyncio(VFSTONFS(ap->a_vp->v_mount), bp, NOCRED, curthread))